Refrigerator



FIG. 1 is a front perspective view of a refrigerator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front perspective view thereof, as shown in an alternate configuration; and,

FIG. 9 is a bottom perspective view thereof, as shown in an alternate configuration.

The broken lines in the figures depict environmental subject matter and form no part of the claimed design. 

CLAIM We claim the ornamental design for a refrigerator, as shown and described. 